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Finding the Fourth Proportional to 5,716.88, 7,887.86 and 3,592.76

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Solution

The fourth proportional to 5,716.88, 7,887.86 and 3,592.76 is: 4,957.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,716.88 : 7,887.86 = 3,592.76 : x
  2. Step 2: Convert to fraction form
    5,716.88/7,887.86 = 3,592.76/x
  3. Step 3: Cross multiply
    5,716.88x = 7,887.86 × 3,592.76
  4. Step 4: Simplify right side
    5,716.88x = 28,339,187.89
  5. Step 5: Solve for x
    x = 28,339,187.89/5,716.88
  6. Step 6: Final answer
    x = 4,957.11

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.